Finding the Fourth Proportional to 6,780.30, 9,356.83 and 3,796.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,780.30 : 9,356.83 = 3,796.18 : x
2. Step 2: Convert to fraction form
   6,780.30/9,356.83 = 3,796.18/x
3. Step 3: Cross multiply
   6,780.30x = 9,356.83 × 3,796.18
4. Step 4: Simplify right side
   6,780.30x = 35,520,178.03
5. Step 5: Solve for x
   x = 35,520,178.03/6,780.30
6. Step 6: Final answer
   x = 5,238.74